angular-docs-cn/modules/angular2/test/test_lib/test_lib_spec.js

77 lines
2.4 KiB
JavaScript

import {describe, it, iit, ddescribe, expect, tick, async, SpyObject, beforeEach, proxy} from 'angular2/test_lib';
import {MapWrapper} from 'angular2/src/facade/collection';
import {IMPLEMENTS} from 'angular2/src/facade/lang';
class TestObj {
prop;
constructor(prop) {
this.prop = prop;
}
}
@proxy
@IMPLEMENTS(TestObj)
class SpyTestObj extends SpyObject {noSuchMethod(m){return super.noSuchMethod(m)}}
export function main() {
describe('test_lib', () => {
describe('equality', () => {
it('should structurally compare objects', () => {
var expected = new TestObj(new TestObj({'one' : [1,2]}));
var actual = new TestObj(new TestObj({'one' : [1,2]}));
var falseActual = new TestObj(new TestObj({'one' : [1,3]}));
expect(actual).toEqual(expected);
expect(falseActual).not.toEqual(expected);
});
});
describe('toEqual for Maps', () => {
it('should detect equality for same reference', () => {
var m1 = MapWrapper.createFromStringMap({'a': 1});
expect(m1).toEqual(m1);
});
it('should detect equality for same content', () => {
expect(MapWrapper.createFromStringMap({'a': 1})).toEqual(MapWrapper.createFromStringMap({'a': 1}));
});
it('should detect missing entries', () => {
expect(MapWrapper.createFromStringMap({'a': 1})).not.toEqual(MapWrapper.createFromStringMap({}));
});
it('should detect different values', () => {
expect(MapWrapper.createFromStringMap({'a': 1})).not.toEqual(MapWrapper.createFromStringMap({'a': 2}));
});
it('should detect additional entries', () => {
expect(MapWrapper.createFromStringMap({'a': 1})).not.toEqual(MapWrapper.createFromStringMap({'a': 1, 'b': 1}));
});
});
describe("spy objects", () => {
var spyObj;
beforeEach(() => {
spyObj = new SpyTestObj();
});
it("should pass the runtime check", () => {
var t:TestObj = spyObj;
expect(t).toBeDefined();
});
it("should return a new spy func with no calls", () => {
expect(spyObj.spy("someFunc")).not.toHaveBeenCalled();
});
it("should record function calls", () => {
spyObj.spy("someFunc").andCallFake((a,b) => a + b);
expect(spyObj.someFunc(1,2)).toEqual(3);
expect(spyObj.spy("someFunc")).toHaveBeenCalledWith(1,2);
});
});
});
}